Home / 2,081,258.15-3,121,222.82-660,982.01

Finding the Fourth Proportional to 2,081,258.15, 3,121,222.82 and 660,982.01

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Solution

The fourth proportional to 2,081,258.15, 3,121,222.82 and 660,982.01 is: 991,262.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081,258.15 : 3,121,222.82 = 660,982.01 : x
  2. Step 2: Convert to fraction form
    2,081,258.15/3,121,222.82 = 660,982.01/x
  3. Step 3: Cross multiply
    2,081,258.15x = 3,121,222.82 × 660,982.01
  4. Step 4: Simplify right side
    2,081,258.15x = 2,063,072,114,310.44
  5. Step 5: Solve for x
    x = 2,063,072,114,310.44/2,081,258.15
  6. Step 6: Final answer
    x = 991,262.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.